Sen. Chuck Grassley called on Homeland Security Secretary Alejandro Mayorkas to end retaliations against three Customs and Border Protection whistleblowers who reported on the agency’s failures.

Border Patrol officials are blasting Homeland Security Secretary Alejandro Mayorkas for claiming the southern border of the US is “secure,” calling it a “lie” as the nation just shattered ...

Republican lawmakers torched now-former Customs and Border Patrol (CBP) Commissioner Chris Magnus following his Saturday resignation after being told to quit or be fired.

His resignation ends an awkward dispute between the country’s top border official and Department of Homeland Security Secretary Alejandro Mayorkas.

Homeland Security Secretary Alejandro Mayorkas claimed to reporters that he didn't have access to President Biden's itinerary for his trip to El Paso, Texas.

At a time of intense controversy over immigration, Homeland Security chief Alejandro Mayorkas tells Sharyn Alfonsi why he won't call the situation at the southern border a crisis.

A clash between two top Department of Homeland Security officials became public Friday when U.S. Customs and Border Protection Commissioner Chris Magnus said Homeland Security Secretary Alejandro ...

Homeland Security Secretary Alejandro Mayorkas asked US Customs and Border Protection Commissioner Chris Magnus to resign this week, two sources familiar with the discussions tell CNN.

Secretary Alejandro N. Mayorkas said the bipartisan group of experts would get to the bottom of decisions that allowed a gunman to wound the former president at a rally in Pennsylvania.